Which statement best supports the idea that the united states has a progressive income tax

Catherine sat down will all of her income details from the past year to calculate the total income she had in that period. after she created a consolidated income statement, she deducted some tax-exempt income details from the statement. what term would catherine use for this final income calculation?

The first national government for the united states was

The american public was excited by the invention of the railroad system. true false